HONGKONG KOON TECHNOLOGY LTD is a leader in the research and development, manufacture and sales of Industrial series telephone products. We would like to cooperate with you either OEM or ODM business on our phones for a very long time. Our Major products are Special Industrial telephone: Waterproof telephone, Loud speaker weatherproof telephone, Bank telephone, Tunnel emergency telephone, Elevator telephone, Prison telephone, etc. Applicable for Subway, Railway, Highway call box, Tunnel, Power plant, ...
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